Home / 42,522,717.27-63,793,378.23-13,771,759.17

Finding the Fourth Proportional to 42,522,717.27, 63,793,378.23 and 13,771,759.17

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Solution

The fourth proportional to 42,522,717.27, 63,793,378.23 and 13,771,759.17 is: 20,660,651.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,522,717.27 : 63,793,378.23 = 13,771,759.17 : x
  2. Step 2: Convert to fraction form
    42,522,717.27/63,793,378.23 = 13,771,759.17/x
  3. Step 3: Cross multiply
    42,522,717.27x = 63,793,378.23 × 13,771,759.17
  4. Step 4: Simplify right side
    42,522,717.27x = 878,547,041,624,280.88
  5. Step 5: Solve for x
    x = 878,547,041,624,280.88/42,522,717.27
  6. Step 6: Final answer
    x = 20,660,651.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.